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Basis Of Presentation (Details) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 29, 2013 source	Dec. 31, 2012
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Number of Revenue Sources from Products and Services	4
Deferred Revenue [Abstract]
Deferred revenue, gross	$ 9.6	$ 24.6
Deferred costs, gross	$ 1.9	$ 7.6

The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

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